Bosch Rexroth SHA Series, Руководство по эксплуатации

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● Try to determine any changes of the overall system in which the product
is integrated:
–
Were there any changes to the product’s operating conditions or
operating range?
– Were there any changes (e.g. retrofit) or repairs carried out on the
complete system (machine/system, electrical system, control) or on
the product? If yes: What were they?
– Was the product or machine used as intended?
– How did the fault become apparent?
● Try to get a clear idea of the cause of error. If possible, ask the direct
(machine) operator.
● If you cannot rectify the error, contact one of the contact addresses
which can be found at: http://www.boschrexroth.com
14.3 General error list
Malfunction Possible cause Remedy
Thermal shutdown
Reduced cooling power
Ensure sufficient ventilation
Check the fan (in case of air cooling) for correct connection
In the case of water cooling, check whether the water supply is
connected and whether water actually flows through the cooler.
Load cycle outside specifi‐
cation, e.g. break time was
reduced or time in force
control extended
Adapt cycle
Low pressure warning of
accumulator
High external system leak‐
age, leakage of gas pres‐
sure accumulator
Localize leakage
Contact Bosch Rexroth Service.
Defective component, in‐
creased generation of
noise
Localize leakage
Contact Bosch Rexroth Service.
Malfunction or destruction
of electronic components
Incorrect wiring
Check the wiring and the electrical signals with the help of meas‐
uring devices
Contact Bosch Rexroth Service.
Oscillations of the axis
Excessive vibration of the
axis
Comply with the admissible vibration load
Contact Bosch Rexroth Service.
Axis does not move or
moves in an uncontrolled
manner or vibrates
Incorrect installation of
electronics and wiring
Use the overview circuit diagrams to check if installation and wir‐
ing are correct
Contact Bosch Rexroth Service.
Electrical signals are not
received
Check the electronics installation and wiring
Contact Bosch Rexroth Service.
Wrong gas pressure in the
hydraulic accumulator
Check gas pressure
Contact Bosch Rexroth Service.
Axis is unstable Faults in the system Contact Bosch Rexroth Service.
Tab. 14-1: General error list
Bosch Rexroth AG Operating Instructions 78/91
Self-contained servo-hydraulic linear axis Type SHA...
Troubleshooting